68/118: Ugly hack to fix building on old Darwin

[Ludovic Courtès]

civodul pushed a commit to branch nix
in repository guix.

commit 8ddffe7aac414756809f43732effb8951858243b
Author: Eelco Dolstra <address@hidden>
Date:   Thu Jul 17 23:57:17 2014 +0200

    Ugly hack to fix building on old Darwin
    
    http://hydra.nixos.org/build/12580878
---
 src/libutil/archive.cc |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/src/libutil/archive.cc b/src/libutil/archive.cc
index 00c9ae3..bef0f4d 100644
--- a/src/libutil/archive.cc
+++ b/src/libutil/archive.cc
@@ -6,7 +6,10 @@
 #include <algorithm>
 #include <vector>
 #include <map>
+
+#define _DARWIN_C_SOURCE // hack to get strcasecmp on old Darwin versions
 #include <cstring>
+#undef _DARWIN_C_SOURCE
 
 #include <sys/types.h>
 #include <sys/stat.h>